11547450455 has 8 divisors (see below), whose sum is σ = 13880311632. Its totient is φ = 9222379648.

The previous prime is 11547450391. The next prime is 11547450479. The reversal of 11547450455 is 55405474511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11547450455 - 2⁶ = 11547450391 is a prime.

It is a super-2 number, since 2×11547450455² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1944329 + ... + 1950258.

It is an arithmetic number, because the mean of its divisors is an integer number (1735038954).

Almost surely, 2^11547450455 is an apocalyptic number.

11547450455 is a deficient number, since it is larger than the sum of its proper divisors (2332861177).

11547450455 is an equidigital number, since it uses as much as digits as its factorization.

11547450455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3895185.

The product of its (nonzero) digits is 280000, while the sum is 41.

The spelling of 11547450455 in words is "eleven billion, five hundred forty-seven million, four hundred fifty thousand, four hundred fifty-five".